Not applicableStudy completedNCT03253653What this trial is testingAssessing Toxicity of Waterpipe Tobacco SmokingWho this might be right forWaterpipe Smoking San Diego State University 85
Post-approval studies (Phase 4)Study completedNCT02575183What this trial is testingVarenicline (Chantix) Treatment for Waterpipe Smoking CessationWho this might be right forNicotine Dependence American University of Beirut Medical Center 152
Not applicableStudy completedNCT02159092What this trial is testingThe Role of Contingency Management in Waterpipe Smoking CessationWho this might be right forWaterpipe Smoking Washington State University 39
Early research (Phase 1)Ended earlyNCT03166787What this trial is testingHookah Smoking, Carbon Monoxide, and Coronary Endothelial FunctionWho this might be right forSmokingEndothelial Dysfunction Cedars-Sinai Medical Center 60
Not applicableStudy completedNCT03096860What this trial is testingEffect of Concurrent Hookah and Alcohol Consumption on Smoking Topography and Toxicant ExposureWho this might be right forAlcohol Use, UnspecifiedHookah Smoking Oklahoma State University 50
Not applicableStudy completedNCT02937415What this trial is testingCarbon Monoxide and Oxidative Stress in Waterpipe SmokersWho this might be right forWaterpipe SmokingOxidative Stress Ataturk Training and Research Hospital 100
Not applicableStudy completedNCT04509505What this trial is testingEffect of Waterpipe Smoking on Periodontal HealthWho this might be right forWaterpipe SmokingPeriodontal Diseases Noha Ayman Ghallab 323
Not applicableStudy completedNCT03690427What this trial is testingThe Cardiovascular Effects of Electronic Hookah VapingWho this might be right forEndothelial DysfunctionInflammationOxidative Stress University of California, Los Angeles 19
Not applicableActive Not RecruitingNCT04661683What this trial is testingSecondhand Effects of Hookah (i.e., Waterpipe) Smoke and AerosolWho this might be right forHookah SmokingSecondhand AerosolVascular Stiffness+1 more University of California, Los Angeles 12
Not applicableStudy completedNCT02021708What this trial is testingEffect of Shisha Smoking on the Biology of the Airway Epithelium in QatarWho this might be right forSmoking Weill Medical College of Cornell University 64
Not applicableNot Yet RecruitingNCT07766538What this trial is testingFeasibility and Uptake of Low-Dose CT Lung Cancer Screening in KuwaitWho this might be right forLung CancerLung Neoplasms Sulaiman Khadadah 500
Large-scale testing (Phase 3)Active Not RecruitingNCT06473701What this trial is testingReducing Breathlessness With Dronabinol in COPD PatientsWho this might be right forCOPDBreathlessnessCannabis Vejle Hospital 30
Not applicableStudy completedNCT07141823What this trial is testingOxidative DNA Damage Enhancement by Vitamin C Among Narghile Smokers and Non-smokersWho this might be right forNarghile Nora Tariq Mohammed 96
Not applicableStudy completedNCT05453773What this trial is testingHookah Additive Research to Inform Product StandardsWho this might be right forTobacco-Related Carcinoma Ohio State University Comprehensive Cancer Center 54
Not applicableStudy completedNCT05916170What this trial is testingHookah Café Customers in the Atlanta AreaWho this might be right forWaterpipe Tobacco Smoking Wake Forest University Health Sciences 977
Not applicableStudy completedNCT01237548What this trial is testingThe Evaluation of the Acute Effect of Water-Pipe Smoking on the Endothelial Function and the Respiratory SystemWho this might be right forHealthy Rambam Health Care Campus 62
Not applicableStudy completedNCT03232827What this trial is testingThe Impact of Waterpipe Tobacco Flavors on Waterpipe Smoking Intentions, Perceptions, Patterns, and Toxicant ExposureWho this might be right forSmoking, HookahWaterpipe Smoking University of Oklahoma 91
Not applicableActive Not RecruitingNCT04704674What this trial is testingCommunity Dynamics of Malaria Transmission in Humans and Mosquitoes in Fleh-la and Marshansue, Salala District, Bong County, LiberiaWho this might be right forMalaria National Institute of Allergy and Infectious Diseases (NIAID) 396
Testing effectiveness (Phase 2)Ended earlyNCT02310373What this trial is testingEffects of Nicotine-Free Hookah Smoking on Blood Flow to the Heart, Muscle and SkinWho this might be right forNicotine-free Hookah Smoking Cedars-Sinai Medical Center 9
Not applicableStudy completedNCT03589599What this trial is testingUnderstanding the Effect of Flavor on Hookah Smoking ExperienceWho this might be right forWaterpipe Smoking Florida International University 144